<https://ijunkie.com/how-to-downgrade-iphone-3g-from-ios-4-to-iphone-os-3-1-3/#primaryimage>
<http://schema.org/inLanguage>
"en-US"
<https://ijunkie.com/how-to-downgrade-iphone-3g-from-ios-4-to-iphone-os-3-1-3/>